18675321

素因数分解:

$3^1\times 7^3\times {\mathrm{18149}}^1$

素因数の和:18173

約数の個数: 16

約数和(自身を含む): 29040000

約数和(自身を除く): 10364679

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 18149, 54447, 127043, 381129, 889301, 2667903, 6225107, 18675321]

約数ペア:

[(1, 18675321), (3, 6225107), (7, 2667903), (21, 889301), (49, 381129), (147, 127043), (343, 54447), (1029, 18149)]